Dell OptiPlex GX280 - Manual (Page 303)

2. Connect the new drive to the set of rails that are attached to the inside of the cover. If a set of rails is not attached
inside the cover, contact Dell .
3. If you are installing a replacement drive and the new drive does not have the bracket rails attached, remove the rails
from the old drive by removing the two screws that secure each rail to the drive. Attach the bracket to the new drive
by aligning the screw holes on the drive with the screw holes on the bracket rails and then inserting and tightening all
four screws (two screws on each rail).
1 drive
2 bracket rails (2)
3 screws (4)
4. Gently slide the drive into place until you hear a click or feel the drive securely installed.
5. Connect the power and CD/DVD drive cables to the drive.
1 power cable
2 CD/DVD drive cable